Buggy code:
public class Jdbc { public static final String POSTGRES_CONNECT_STRING_DEFINITION = "<user>//<password>@<server>[:port]//<database>" ; public static final String SQLSERVER_CONNECT_STRING_DEFINITION = "<user>//<password>@<server>[:port]//<database>" ; public static final String ORACLE_CONNECT_STRING_DEFINITION = "<user>//<password>@<server>//<service>" ; public static boolean isOrWasCausedBySqlTypeException ( Throwable t ) { } public static String parameterPlaceHolderString ( Collection collection ) { } public static String parameterPlaceHolderString ( Object ... parameters ) { } public static int queryForInt ( Connection conn , String sql ) { } public static Object queryForObject ( Connection conn , String sql ) { } public static Object queryForObject ( Connection conn , String sql , Object [ ] parameterValues ) { } public static void closeIgnoringExceptions ( Statement statement ) { } public static void closeIgnoringExceptions ( Connection connection ) { } public static void closeIgnoringExceptions ( ResultSet resultSet ) { } public static Connection getPostgresConnection ( String connectString ) throws SQLException { } public static Connection getOracleConnection ( String connectString ) throws SQLException { } public static Connection getPostgresConnection ( String user , String password , String database , String server , int port ) throws SQLException { } public static DataSource getDataSource ( String connectString ) { DataSource dataSource ; Pattern databaseTypePattern = Pattern . compile ( "^([^:]+):.*$" ) ; Matcher m ; if ( connectString . toLowerCase ( ) . startsWith ( "postgresql:" ) ) { dataSource = Jdbc . getPostgresDataSource ( connectString . replaceFirst ( "postgresql:" , "" ) ) ; } else if ( connectString . toLowerCase ( ) . startsWith ( "postgres:" ) ) { dataSource = Jdbc . getPostgresDataSource ( connectString . replaceFirst ( "postgres:" , "" ) ) ; } else if ( connectString . toLowerCase ( ) . startsWith ( "sqlserver:" ) ) { dataSource = Jdbc . getSqlServerDataSource ( connectString . replaceFirst ( "sqlserver:" , "" ) ) ; } else if ( connectString . toLowerCase ( ) . startsWith ( "oracle:" ) ) { dataSource = Jdbc . getOracleDataSource ( connectString . replaceFirst ( "oracle:" , "" ) ) ; } else if ( connectString . toLowerCase ( ) . startsWith ( "sqlite:" ) ) { <START_BUG> dataSource = Jdbc . getSqliteDataSource ( connectString . replaceFirst ( "oracle:" , "" ) ) ; <END_BUG> } else if ( ( m = databaseTypePattern . matcher ( connectString ) ) . matches ( ) ) { throw new MessageException ( String . format ( "Unsupported<seq2seq4repair_space>database<seq2seq4repair_space>type<seq2seq4repair_space>\"%s\"<seq2seq4repair_space>(supported<seq2seq4repair_space>types<seq2seq4repair_space>are<seq2seq4repair_space>\"postgresql\",<seq2seq4repair_space>\"oracle\",<seq2seq4repair_space>\"sqlserver\",<seq2seq4repair_space>\"sqlite\"" , m . group ( 1 ) ) ) ; } else { throw new MessageException ( String . format ( ( ( ( ( ( ( ( ( ( ( "Invalid<seq2seq4repair_space>connect<seq2seq4repair_space>string<seq2seq4repair_space>\"%s\"\n" + "connectString<seq2seq4repair_space>must<seq2seq4repair_space>be<seq2seq4repair_space>of<seq2seq4repair_space>the<seq2seq4repair_space>form<seq2seq4repair_space>\"postgresql:" ) + ( Jdbc . POSTGRES_CONNECT_STRING_DEFINITION ) ) + "\"\n" ) + "<seq2seq4repair_space>or<seq2seq4repair_space>\"oracle:" ) + ( Jdbc . ORACLE_CONNECT_STRING_DEFINITION ) ) + "\"\n" ) + "<seq2seq4repair_space>or<seq2seq4repair_space>\"sqlserver:" ) + ( Jdbc . SQLSERVER_CONNECT_STRING_DEFINITION ) ) + "\"\n" ) + "<seq2seq4repair_space>or<seq2seq4repair_space>\"sqlite:<database<seq2seq4repair_space>file>\"" ) , connectString ) ) ; } return dataSource ; } public static DataSource getPostgresDataSource ( String connectString ) { } public static class PostgresConnectParameters { public String username ; public String password ; public String host ; public int port ; public String database ; } public static DataSource getPostgresDataSource ( String connectString , Class dataSourceClass ) { } private static Jdbc . PostgresConnectParameters extractPostgresConnectParameters ( String connectString ) { } public static Connection getConnectionFromHomeDirectoryConfigFile ( String homeDirectoryConfigFile , String connectionName ) { } public static Connection getConnection ( JdbcConnectionConfig connectionConfig ) { } public static DataSource getDataSourceFromHomeDirectoryConfigFile ( String homeDirectoryConfigFile , String connectionName ) { } public static DataSource getDataSourceFrom ( JdbcConnectionConfig jdbcConnectionConfig ) { } public static DataSource getDataSourceFrom ( DataSourceConfig config ) { } public static String getDatabaseNameFrom ( DataSourceConfig config ) { } public static String getUsernameFrom ( DataSourceConfig config ) { } public static Jdbc . PostgresConnectParameters getConnectParametersFrom ( DataSourceConfig config ) { } public static DataSource getOracleDataSource ( String connectString ) { } public static DataSource getSqlServerDataSource ( String connectString ) { } public static DataSource getSqliteDataSource ( String connectString ) { } public static DataSource getSqlServerDataSource ( String user , String password , String database , String server , int port ) { } public static DataSource getPostgresDataSource ( String user , String password , String database , String server , int port , Class dataSourceClass ) { } public static DataSource getOracleSIDDataSource ( String user , String password , String server , String database , int port ) { } public static DataSource getOracleServiceNameDataSource ( String user , String password , String server , String serviceName , int port ) { } public static Map mapRow ( ResultSet rset ) { } No newline ; at end ; of file ; }

Fix:
dataSource = Jdbc . getSqliteDataSource ( connectString . replaceFirst ( "sqlite:" , "" ) ) ;